第7题:[单选题]What is his motive for lying to us? A.reason B.thought C.answer D.reply 参考答案:A 他对我们撒谎的动机是什么?reason“原因”,如:What's your reason for being so late?你迟到的原因是什么?thought“想法”,如:He has got many thoughts for the plan.他对此计划想法很多。answer“答案”,如:I haven't worked out the answer yet.我还没找到答案。因此选reason最符合题意。